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Yawn

en.wikipedia.org/wiki/Yawn

A yawn is a reflex consisting of the simultaneous inhalation of air and the stretching of the ... Therefore, the "contagious" yawn could be an instinctual reaction to a signal from one mem...

Why Is Yawning So Contagious? | Psychology Today

www.psychologytoday.com/blog/the-athletes-way/201403/why-is-yawning-so-contagious

Mar 16, 2014 ... About half of adults yawn after someone else yawns due to a universal phenomenon called “contagious yawning.” Researchers at Duke ...

Does contagious yawning mean you're nice? | HowStuffWorks

science.howstuffworks.com/life/contagious-yawn.htm

Contagious yawning is associated with the same parts of the brain that deal with empathy, according to a recent study. Learn about contagious yawning.

Psychopaths Might Be Immune to Contagious Yawning | Smart News

www.smithsonianmag.com/smart-news/pyschopaths-might-be-immune-contagious-yawning-180956386/

Aug 25, 2015 ... It has long been believed that “contagious yawning” is actually a deep-seated signal that demonstrates an empathetic connection with another ...

Psychopaths May Be Immune To Contagious Yawning

www.huffingtonpost.com/entry/psychopaths-contagious-yawning_us_55d1ff2de4b07addcb437067

Aug 17, 2015 ... Those who lack empathy don't seem to "catch" yawns like the rest of us do.

BBC NEWS | UK | Magazine | Why is yawning contagious?

news.bbc.co.uk/2/hi/uk_news/magazine/6270036.stm

Jul 5, 2007 ... Rather than being a precursor to sleep, yawning is designed to keep us awake, say US researchers. But why does seeing someone else yawn ...

Is that person a psychopath? A yawn might help you tell - TODAY.com

www.today.com/health/person-psychopath-yawn-might-help-you-tell-t40276

People high in psychopathic personality traits often don't "catch" the contagious yawn, a new study finds.

Contagious yawning and psychopathy - ScienceDirect

www.sciencedirect.com/science/article/pii/S0191886915003645

Highlights. •. We exposed males and females assessed on a measure of psychopathic traits (PPI-R) to a contagious yawning paradigm. •. We used an ...

Why Is Yawning Contagious?

www.seeker.com/why-is-yawning-contagious-1765108386.html

Sep 15, 2010 ... Contagious yawning gets at the ancient, deep, and subconscious roots of empathy and social bonding.

Why Do We Yawn, Is Yawning Contagious - What To Know

www.refinery29.com/why-do-we-yawn

Jun 24, 2016 ... Yawning seems like a basic bodily process, like blinking or sneezing, but researchers still aren't quite sure why we do it.

Answer
Yawning is thought to cool the brain and make it more alert. Simultaneous yawning may occur when a group of people are all breathing the same warm, stale air. Or contagious yawning may have evolved to help groups remain vigilant against danger.
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Why Are Yawns Contagious? | Mental Floss

mentalfloss.com

Jun 11, 2015 ... What is yawning? And why do we do so much of it? Neuroscientist and yawn expert Robert Provine says it's “ancient and autonomic.” It stems ...

Is yawning contagious? If so, why? What's the evidence? - Quora

www.quora.com

Update (Jan 2016): I wrote this answer several years ago. Though it currently has accumulated ... Mirror neuron activity during contagious yawning--an fMRI study. Contagious Yawning May Not Be Linked to Empathy; Still Largely Unexplained

Why Do We Yawn and Why Is It Contagious? | Science | Smithsonian

www.smithsonianmag.com

Jun 28, 2013 ... Pinpointing exactly why we yawn is a tough task, but the latest research suggests that our sleepy sighs help to regulate the temperature of our ...